| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 574,960 | +8.2% |
| 4Q25 | 454,663 | +1.7% |
| 3Q25 | 542,966 | +2.7% |
| 2Q25 | 515,792 | +5.4% |
| 1Q25 | 531,249 | +1.2% |
| 4Q24 | 446,974 | +0.6% |
| 3Q24 | 528,623 | +2.2% |
| 2Q24 | 489,597 | -1.1% |
| 1Q24 | 525,132 | +5.0% |
| 4Q23 | 444,142 | +7.5% |
| 3Q23 | 517,359 | +2.4% |
| 2Q23 | 495,163 | +2.2% |
| 1Q23 | 500,031 | +1.5% |
| 4Q22 | 413,219 | -11.4% |
| 3Q22 | 505,181 | -6.5% |
| 2Q22 | 484,731 | -4.4% |
| 1Q22 | 492,857 | -5.6% |
| 4Q21 | 466,514 | +0.9% |
| 3Q21 | 540,216 | +13.8% |
| 2Q21 | 506,951 | +9.8% |
| 1Q21 | 522,212 | +5.0% |
| 4Q20 | 462,179 | +2.6% |
| 3Q20 | 474,504 | -8.6% |
| 2Q20 | 461,832 | -12.4% |
| 1Q20 | 497,502 | -17.4% |
| 4Q19 | 450,527 | -20.6% |
| 3Q19 | 519,120 | -30.8% |
| 2Q19 | 527,121 | -25.6% |
| 1Q19 | 602,441 | -21.2% |
| 4Q18 | 567,103 | -14.2% |
| 3Q18 | 750,712 | -5.0% |
| 2Q18 | 708,513 | -4.8% |
| 1Q18 | 764,701 | -4.2% |
| 4Q17 | 660,613 | +2.3% |
| 3Q17 | 790,065 | +1.5% |
| 2Q17 | 744,560 | -3.0% |
| 1Q17 | 798,334 | +11.0% |
| 4Q16 | 645,776 | - |
| 3Q16 | 778,396 | - |
| 2Q16 | 767,314 | - |
| 1Q16 | 719,332 | - |